Unity 调整摄像头跟物体之间的距离

        Ice_GameManager.instance.InitCameraPos = BimCamera.transform.position;
        Ice_GameManager.instance.InitCameraRot = BimCamera.transform.eulerAngles;
        Vector3 MovePos = new Vector3();
        if (UIKit.GetPanel<Ice_实时监控2D>())
            MovePos = (selfTransform.position - BimCamera.transform.forward.normalized * 200);// + 
            BimCamera.transform.right.normalized * 30f;// new Vector3(25,0,0);
        else
            MovePos = (selfTransform.position - BimCamera.transform.forward.normalized * 200) + 
            BimCamera.transform.right.normalized * 30f;// new Vector3(25,0,0);
            FirstRoaming.instance.Ice_LookAtPos(MovePos, BimCamera.transform.eulerAngles);